CN114977035A - Cable trough box for fan cable routing - Google Patents

Cable trough box for fan cable routing Download PDF

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Publication number
CN114977035A
CN114977035A CN202210644497.5A CN202210644497A CN114977035A CN 114977035 A CN114977035 A CN 114977035A CN 202210644497 A CN202210644497 A CN 202210644497A CN 114977035 A CN114977035 A CN 114977035A
Authority
CN
China
Prior art keywords
box
cable
connecting lug
groove box
groove
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210644497.5A
Other languages
Chinese (zh)
Inventor
方囡囡
张燕
王丽辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianwei Baobian Hefei Transformer Co ltd
Original Assignee
Tianwei Baobian Hefei Transformer Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tianwei Baobian Hefei Transformer Co ltd filed Critical Tianwei Baobian Hefei Transformer Co ltd
Priority to CN202210644497.5A priority Critical patent/CN114977035A/en
Publication of CN114977035A publication Critical patent/CN114977035A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02Details
    • H02G3/04Protective tubing or conduits, e.g. cable ladders or cable troughs
    • H02G3/0437Channels
    • H02G3/045Channels provided with perforations or slots permitting introduction or exit of wires
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02Details
    • H02G3/03Cooling
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02Details
    • H02G3/04Protective tubing or conduits, e.g. cable ladders or cable troughs
    • H02G3/0406Details thereof
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)

Abstract

The invention relates to the technical field of power transformers, and discloses a cable groove box for fan cable routing, which comprises a plurality of groove boxes connected end to end, wherein one end of each groove box is fixedly provided with a first connecting lug, the other end of each groove box is fixedly provided with a second connecting lug, the positions of the adjacent first connecting lug and the adjacent second connecting lug are arranged in a staggered manner, bolts jointly penetrate through the interiors of the adjacent first connecting lug and the adjacent second connecting lug, nuts are arranged on the rod wall threads of the bolts, and the first connecting lug and the second connecting lug are fixedly connected through the matching of the bolts and the nuts; a plurality of groove boxes all adopt U type box, and the opening part of groove box is equipped with the lid, and the middle part of lid is equipped with the cavity, and the inside of cavity be equipped with the clamping mechanism that groove box both sides joint set up. This cable tray for fan cable wiring, the crooked degree of change groove box that can be random satisfies the position installation to the cable, and is strong to the centre gripping steadiness of cable, has improved the effect that the cable was walked the line.

Description

Cable trough box for fan cable routing
Technical Field
The invention relates to the technical field of power transformers, in particular to a cable trough box for fan cable routing.
Background
At present, in order to improve the appearance of a transformer and improve the external quality of the transformer, a measurement and control wiring diagram is used, and a fan wiring diagram is a construction diagram of an electrical wiring mode and cable routing of elements for controlling, measuring, protecting and the like of the transformer, is one of outgoing technical documents of the transformer and is also a basis for designing a secondary circuit in a power design institute. Therefore, the electrical connection modes and the wiring terminals of various components must be drawn comprehensively and accurately. Meanwhile, the convenience of wiring and the attractiveness of wiring are ensured so as to improve the appearance quality of the transformer, and a newly designed product measurement and control diagram adopts a cable groove box structure.
However, the existing cable trough box is fixed in shape, and the cable is bendable, so that the installation structure of the cable trough box cannot be changed at will according to the shape of the transformer, and the cable cannot be effectively installed.
Therefore, a cable trough box for fan cable routing needs to be provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the cable trough box for the cable routing of the fan, the bending degree of the trough box can be changed at will, the requirement of the position installation of the cable is met, the clamping stability of the cable is strong, the cable routing effect is improved, and the problem that the cable trough box cannot be effectively installed due to the fact that the cable is bendable and the installation structure of the cable trough box cannot be changed at will according to the shape of a transformer due to the fact that the shape of the cable trough box is fixed at present is solved.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a cable groove box for fan cable routing comprises a plurality of groove boxes connected end to end, wherein a first connecting lug is fixedly arranged at one end of each groove box, a second connecting lug is fixedly arranged at the other end of each groove box, the positions of the adjacent first connecting lugs and the adjacent second connecting lugs are staggered, bolts jointly penetrate through the inner parts of the adjacent first connecting lugs and the adjacent second connecting lugs, nuts are arranged on the rod wall threads of the bolts, and the first connecting lugs and the second connecting lugs are fixedly connected through the cooperation of the bolts and the nuts;
the plurality of groove boxes are U-shaped boxes, a box cover is arranged at the opening of each groove box, a cavity is formed in the middle of the box cover, and clamping mechanisms clamped with the two sides of each groove box are arranged in the cavity;
and a plurality of groups of uniformly distributed wire clamping mechanisms are arranged in the groove box along the length direction.
Preferably, chucking mechanism includes that two sliders, first spring, two fixture blocks and two draw the piece, two the slider all slides and sets up in the inside of cavity, and two the slider is upper and lower symmetric distribution and sets up, first spring is vertical two be located between the slider, and the both ends of first spring respectively with two the lateral wall fixed connection of slider, two the fixture block is fixed respectively set up in two on one side that the slider deviates from mutually, the card hole has all been seted up to the both sides of groove box, two one side that the slider was kept away from to the fixture block all extends to the outside of lid and sets up with card hole joint, two draw the piece respectively fixed set up in two on the lateral wall of slider.
Preferably, two strip-shaped openings are formed in the surface of the box cover, and one sides, far away from the sliding block, of the two pulling blocks penetrate through the inner parts of the strip-shaped openings and extend outwards.
Preferably, the wire clamping mechanism comprises two arc-shaped clamping plates and two second springs, the two arc-shaped clamping plates are symmetrically located inside the groove box, the second springs are fixedly arranged on the sides, deviating from the arc-shaped clamping plates, of the second springs, and one ends, far away from the arc-shaped clamping plates, of the second springs are fixedly connected with the inner wall of the groove box.
Preferably, the arc splint adopt the rubber slab, the arc of arc splint and the outer wall arc phase-match of cable.
Preferably, ventilation holes are formed in the two sides of the groove box, and a nonmetal dustproof net is fixedly arranged inside the ventilation holes.
Preferably, two mounting holes are symmetrically formed in the inner wall of the bottom of the groove box.
Preferably, the groove box and the box cover are made of ABS materials.
(III) advantageous effects
Compared with the prior art, the invention provides a cable trough box for fan cable routing, which has the following beneficial effects:
1. this fan cable walks cable tray for line, through setting up first engaging lug and the second engaging lug in groove box both sides, and be equipped with bolt and nut between first engaging lug and the second engaging lug, the first engaging lug of accessible and second engaging lug rotate between two adjacent groove boxes to can carry out angle modulation to a plurality of groove boxes, the cooperation of rethread bolt and nut, can be with first engaging lug and second engaging lug, improve the connection steadiness of groove box.
2. This cable groove box for fan cable wiring, through setting up at the lid of groove box opening part and setting up the slider in the lid is inside, first spring, the fixture block with draw the piece, the lid can be with the opening part shutoff of groove box, improve the protecting effect to the cable, when needs open the lid, two pieces of drawing of hand pulling, two draw the piece and can make two first springs of slider compression, can make two fixture blocks take out from the card hole on the groove box, thereby can take off the lid from the opening part of groove box, be convenient for at the internally mounted cable of groove box.
3. This fan cable walks cable tray for line, through setting up arc splint and the second spring in the inside of groove box, the second spring can apply elasticity for arc splint press from both sides the cable clamp tightly in the inside of groove box, improve the steadiness that the cable was placed.
Drawings
Fig. 1 is a schematic structural diagram of a cable tray for fan cable routing according to the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is an enlarged view of a portion B of FIG. 1;
FIG. 4 is a schematic top view of the pod of FIG. 1;
FIG. 5 is a side view of the arcuate splint of FIG. 4;
fig. 6 is a front structural view of the trough box in fig. 1.
In the figure: the structure comprises a groove box 1, a first connecting lug 2, a second connecting lug 3, a bolt 4, a nut 5, a box cover 6, a sliding block 7, a first spring 8, a clamping block 9, a pulling block 10, a clamping hole 11, an arc-shaped clamping plate 12, a second spring 13, a nonmetal dust screen 14 and a mounting hole 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a cable trough box for fan cable routing comprises a plurality of trough boxes 1 connected end to end, wherein one end of each trough box 1 is fixedly provided with a first connecting lug 2, the other end of each trough box 1 is fixedly provided with a second connecting lug 3, the positions of the adjacent first connecting lug 2 and the adjacent second connecting lug 3 are staggered, a bolt 4 jointly penetrates through the interiors of the adjacent first connecting lug 2 and the adjacent second connecting lug 3, a nut 5 is arranged on a rod wall thread of the bolt 4, and the first connecting lug 2 and the second connecting lug 3 are fixedly connected through the matching of the bolt 4 and the nut 5; the plurality of groove boxes 1 are U-shaped boxes, a box cover 6 is arranged at the opening of each groove box 1, a cavity is arranged in the middle of the box cover 6, and clamping mechanisms clamped with the two sides of each groove box 1 are arranged in the cavity; the inside of the groove box 1 is provided with a plurality of groups of evenly distributed wire clamping mechanisms along the length direction.
The clamping mechanism comprises two sliders 7, a first spring 8, two clamping blocks 9 and two pull blocks 10, wherein the two sliders 7 are arranged inside the cavity in a sliding mode, the two sliders 7 are arranged in a vertically symmetrical mode, the first spring 8 is vertically arranged between the two sliders 7, two ends of the first spring 8 are fixedly connected with the side walls of the two sliders 7 respectively, the two clamping blocks 9 are fixedly arranged on one sides, away from the two sliders 7, of the two sliders 7 respectively, clamping holes 11 are formed in two sides of the groove box 1, one sides, away from the sliders 7, of the two clamping blocks 9 extend to the outer portion of the box cover 6 and are clamped with the clamping holes 11, the two pull blocks 10 are fixedly arranged on the side walls of the two sliders 7 respectively, two strip-shaped openings are formed in the surface of the box cover 6, one sides, away from the sliders 7, of the two pull blocks 10 penetrate through the insides of the strip-shaped openings and extend outwards, the two pull blocks 10 are pulled by hand, the two pull blocks 10 can enable the two sliders 7 to compress the first spring 8, two clamping blocks 9 can be taken out from the clamping holes 11 on the groove box 1, so that the box cover 6 can be taken down from the opening of the groove box 1, and a cable can be conveniently installed in the groove box 1.
The wire clamping mechanism comprises two arc-shaped clamping plates 12 and two second springs 13, the two arc-shaped clamping plates 12 are symmetrically located in the groove box 1, the second springs 13 are fixedly arranged on one sides, away from the two arc-shaped clamping plates 12, one ends, away from the arc-shaped clamping plates 12, of the second springs 13 are fixedly connected with the inner wall of the groove box 1, the arc-shaped clamping plates 12 are rubber plates, the arc-shaped clamping plates 12 are matched with the arc-shaped outer wall of a cable in an arc shape, in the process of installing the cable, the second springs 13 can apply elastic force to the arc-shaped clamping plates 12, the cable is clamped in the groove box 1 through the arc-shaped clamping plates 12, and the stability of the cable in placement is improved.
Both sides of the groove box 1 are provided with vent holes, and a nonmetal dustproof net 14 is fixedly arranged inside the vent holes, so that the heat dissipation effect of the cable inside the groove box 1 can be ensured, and a dustproof effect is achieved; two mounting holes 15 are symmetrically formed in the inner wall of the bottom of the tank box 1, so that the tank box 1 can be stably mounted inside a transformer; the groove box 1 and the box cover 6 are made of ABS materials.
In conclusion, this cable tray for fan cable wiring, when using, the shape of a plurality of tray 1 is adjusted according to the shape of transformer earlier, make a plurality of tray 1 and the line shape phase-match of transformer, rethread bolt 4 and nut 8's the first engaging lug 2 of cooperation and second engaging lug 3 are fixed, make a plurality of tray 1 obtain firm the connection, then two pull blocks 10 of hand pulling, two pull blocks 10 can make two sliders 7 compress first spring 8, can make two fixture blocks 9 take out from the card hole 11 on tray 1, thereby can take off lid 6 from the opening part of tray 1, be convenient for at the internally mounted cable of tray 1, in the in-process of installation cable, second spring 13 can exert elasticity for arc splint 12, make arc splint 12 press from both sides the cable in tray 1's inside tightly, improve the steadiness that the cable was placed.
It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a fan cable is cable tray for line, includes a plurality of end to end connection's groove box (1), its characterized in that: a first connecting lug (2) is fixedly arranged at one end of the groove box (1), a second connecting lug (3) is fixedly arranged at the other end of the groove box (1), positions adjacent to the first connecting lug (2) and the second connecting lug (3) are staggered, a bolt (4) penetrates through the inner parts adjacent to the first connecting lug (2) and the second connecting lug (3) together, a nut (5) is arranged on a rod wall thread of the bolt (4), and the first connecting lug (2) and the second connecting lug (3) are fixedly connected through the matching of the bolt (4) and the nut (5);
the plurality of the groove boxes (1) are U-shaped boxes, a box cover (6) is arranged at an opening of each groove box (1), a cavity is formed in the middle of the box cover (6), and clamping mechanisms clamped with the two sides of each groove box (1) are arranged in the cavity;
and a plurality of groups of uniformly distributed wire clamping mechanisms are arranged in the groove box (1) along the length direction.
2. The cable trough box for fan cable routing according to claim 1, wherein: the clamping mechanism comprises two sliding blocks (7), a first spring (8), two clamping blocks (9) and two pulling blocks (10), the two sliding blocks (7) are arranged in the cavity in a sliding manner, the two sliding blocks (7) are arranged in a vertical symmetrical distribution, the first spring (8) is vertically positioned between the two sliding blocks (7), two ends of the first spring (8) are respectively and fixedly connected with the side walls of the two sliding blocks (7), the two clamping blocks (9) are respectively and fixedly arranged on the side of the two sliding blocks (7) which is deviated from each other, card hole (11) have all been seted up to the both sides of groove box (1), two one side that slider (7) were kept away from in fixture block (9) all extends to the outside of lid (6) and sets up with card hole (11) joint, two draw piece (10) fixed respectively set up in two on the lateral wall of slider (7).
3. The cable trough box for fan cable routing according to claim 2, wherein: two strip-shaped openings are formed in the surface of the box cover (6), and one side, far away from the sliding block (7), of the two pulling blocks (10) penetrates through the inside of the strip-shaped openings and extends outwards.
4. The cable trough box for fan cable routing according to claim 1, wherein: the wire clamping mechanism comprises two arc-shaped clamping plates (12) and two second springs (13), the two arc-shaped clamping plates (12) are symmetrically located inside the groove box (1), the two arc-shaped clamping plates (12) are fixedly arranged on one sides deviating from each other, the second springs (13) are fixedly connected with one ends of the arc-shaped clamping plates (12) and the inner wall of the groove box (1), and the second springs (13) are fixedly connected with the inner wall of the groove box (1).
5. The cable trough box for fan cable routing according to claim 4, wherein: the arc splint (12) adopt a rubber plate, and the arc of the arc splint (12) is matched with the arc of the outer wall of the cable.
6. The cable trough box for fan cable routing according to claim 1, wherein: the both sides of groove box (1) have all been seted up the ventilation hole, the inside in ventilation hole is fixed and is equipped with nonmetal dust screen (14).
7. The cable trough box for fan cable routing according to claim 1, wherein: two mounting holes (15) are symmetrically formed in the inner wall of the bottom of the groove box (1).
8. The cable trough box for fan cable routing according to claim 1, wherein: the groove box (1) and the box cover (6) are made of ABS materials.
CN202210644497.5A 2022-06-08 2022-06-08 Cable trough box for fan cable routing Pending CN114977035A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210644497.5A CN114977035A (en) 2022-06-08 2022-06-08 Cable trough box for fan cable routing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210644497.5A CN114977035A (en) 2022-06-08 2022-06-08 Cable trough box for fan cable routing

Publications (1)

Publication Number Publication Date
CN114977035A true CN114977035A (en) 2022-08-30

Family

ID=82960922

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210644497.5A Pending CN114977035A (en) 2022-06-08 2022-06-08 Cable trough box for fan cable routing

Country Status (1)

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CN (1) CN114977035A (en)

Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09266615A (en) * 1996-03-25 1997-10-07 Yashima Kogyo Kk Pull box
CN201118181Y (en) * 2007-11-08 2008-09-17 万叔瑜 Chain type wire laying trough
US20080263977A1 (en) * 2007-04-29 2008-10-30 Cooper Technologies Company Wireway quick-connect system
CN202424045U (en) * 2012-01-20 2012-09-05 宜闻斯控制台(昆山)有限公司 Chain type cable arranging slot for control machine cabinet
DE202015102157U1 (en) * 2015-04-29 2015-05-12 Klaus Bauer Kabel Gmbh & Co. Kg Concrete duct cover for covering a cable duct
CN206640723U (en) * 2017-04-24 2017-11-14 安徽省友联电力电子工程有限公司 A kind of comprehensive wiring device of data center apparatus
CN206992645U (en) * 2017-08-02 2018-02-09 深圳市蓉电实业有限公司 A kind of high-efficient heat-dissipating bus duct for being easy to assembling
CN207732373U (en) * 2017-12-06 2018-08-14 海门市设备安装工程有限公司 A kind of hydropower installation conduit body protector
CN207896627U (en) * 2018-02-02 2018-09-21 临沂方圆电气有限公司 A kind of cable channel cover plate
CN208849392U (en) * 2018-10-24 2019-05-10 广东电网有限责任公司 Cable anti-theft device between a kind of transformer and transformation cabinet
CN110195765A (en) * 2019-06-12 2019-09-03 深圳凯世光研股份有限公司 A kind of keel structure and the drag chain using this structure
CN212462740U (en) * 2020-06-11 2021-02-02 广东恒业水泥制品有限公司 Concrete cover plate for cable trench
CN213212989U (en) * 2020-09-23 2021-05-14 吉林省长春电力勘测设计院有限公司 Ground fixing seat for electric cable
CN213402361U (en) * 2020-09-21 2021-06-08 武汉洪勋塑业有限公司 Plastic junction box convenient to install
CN113013813A (en) * 2021-04-10 2021-06-22 上海佳江机电工程有限公司 Device convenient for wiring of video monitoring line and construction method thereof
CN213521157U (en) * 2020-11-05 2021-06-22 嘉兴市兄弟五金股份有限公司 Anti-leakage electrical junction box
CN213990079U (en) * 2020-10-30 2021-08-17 江苏核电有限公司 Cable protection groove capable of crossing barrier
CN214706982U (en) * 2021-05-26 2021-11-12 厦门东炜科技有限公司 Flame-retardant fireproof cable bridge

Patent Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09266615A (en) * 1996-03-25 1997-10-07 Yashima Kogyo Kk Pull box
US20080263977A1 (en) * 2007-04-29 2008-10-30 Cooper Technologies Company Wireway quick-connect system
CN201118181Y (en) * 2007-11-08 2008-09-17 万叔瑜 Chain type wire laying trough
CN202424045U (en) * 2012-01-20 2012-09-05 宜闻斯控制台(昆山)有限公司 Chain type cable arranging slot for control machine cabinet
DE202015102157U1 (en) * 2015-04-29 2015-05-12 Klaus Bauer Kabel Gmbh & Co. Kg Concrete duct cover for covering a cable duct
CN206640723U (en) * 2017-04-24 2017-11-14 安徽省友联电力电子工程有限公司 A kind of comprehensive wiring device of data center apparatus
CN206992645U (en) * 2017-08-02 2018-02-09 深圳市蓉电实业有限公司 A kind of high-efficient heat-dissipating bus duct for being easy to assembling
CN207732373U (en) * 2017-12-06 2018-08-14 海门市设备安装工程有限公司 A kind of hydropower installation conduit body protector
CN207896627U (en) * 2018-02-02 2018-09-21 临沂方圆电气有限公司 A kind of cable channel cover plate
CN208849392U (en) * 2018-10-24 2019-05-10 广东电网有限责任公司 Cable anti-theft device between a kind of transformer and transformation cabinet
CN110195765A (en) * 2019-06-12 2019-09-03 深圳凯世光研股份有限公司 A kind of keel structure and the drag chain using this structure
CN212462740U (en) * 2020-06-11 2021-02-02 广东恒业水泥制品有限公司 Concrete cover plate for cable trench
CN213402361U (en) * 2020-09-21 2021-06-08 武汉洪勋塑业有限公司 Plastic junction box convenient to install
CN213212989U (en) * 2020-09-23 2021-05-14 吉林省长春电力勘测设计院有限公司 Ground fixing seat for electric cable
CN213990079U (en) * 2020-10-30 2021-08-17 江苏核电有限公司 Cable protection groove capable of crossing barrier
CN213521157U (en) * 2020-11-05 2021-06-22 嘉兴市兄弟五金股份有限公司 Anti-leakage electrical junction box
CN113013813A (en) * 2021-04-10 2021-06-22 上海佳江机电工程有限公司 Device convenient for wiring of video monitoring line and construction method thereof
CN214706982U (en) * 2021-05-26 2021-11-12 厦门东炜科技有限公司 Flame-retardant fireproof cable bridge

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